CVE-1999-0103
CVE-1999-0103 is a medium-severity vulnerability with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 15% places it in the 96th percentile, indicating an elevated likelihood of exploitation.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 15% (96th percentile)
- Actively exploited: Not listed in CISA KEV
- Published:
- Last modified:
Description
Echo and chargen, or other combinations of UDP services, can be used in tandem to flood the server, a.k.a. UDP bomb or UDP packet storm.
Frequently asked questions
- What is CVE-1999-0103?
- Echo and chargen, or other combinations of UDP services, can be used in tandem to flood the server, a.k.a. UDP bomb or UDP packet storm.
- How severe is CVE-1999-0103?
- CVE-1999-0103 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-1999-0103 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-1999-0103?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-1999-0103 published?
- CVE-1999-0103 was published on 1996-02-08 and last updated on 2026-06-16.